Intel has demonstrated a 100Gb/sec photonic chip at the 2013 Beijing IDF in April. Intel in a following interview, said they have engineering samples out now and are planning to go to market within the year.
http://www.theregister.co.uk/2013/06/06/intel_cto_talks_labs_robots/
http://www.theregister.co.uk/2013/04/11/intel_sillicon_photonics_breakthrough/